Hilary Lennox > Chambers of David Josse QC > London, England > Lawyer Profile

Chambers of David Josse QC
5 St Andrews Hill
Hilary Lennox photo

Work Department

Hilary practises in international family, crime, extradition & international and Human Rights.


Hilary Lennox is a barrister called to the Bar in Ireland, Northern Ireland and England & Wales and has worked in a law firm in New York and the Innocence Project in Wisconsin.

Hilary specialises in international family, criminal, extradition and human rights. Hilary is instructed to bring cases on behalf of individuals before the European Court of Human Rights most recently against Ireland. She speaks French, Spanish and Irish.

Hilary is a highly experienced family practitioner across three jurisdictions. She covers all areas of family law. She is regularly instructed in international child abduction, child relocation and international jurisdictional issues (habitual residence) before the High Court most recently involving Syria, Libya, South Africa, India, Tanzania and Australia.

Hilary represents local authorities and provides advice involving care and placement proceedings, Article 15 Brussels II revised transfers of international families most recently in the Czech Republic, Germany, Poland and Ireland. She represents parents, guardians, intervenors and the Met Police involving children who have suffered long term neglect and sexual abuse.

Hilary acts for a wide range of matrimonial financial clients in particular high net-worth as well as modest clients with complex financial arrangements. Some cases involve large property portfolios in several countries including USA, Kenya, Nigeria, Pakistan, Turkey, Portugal and India. She receives instructions and lectures in Schedule 1 Children Act maintenance applications for unmarried parents. 

Hilary successfully represented the family of a client (22) in the Court of Protection. He was seriously injured and left in a permanent vegetative state arising from an accident on a Russian Oligarch’s yacht in the mediterranean. His family as well as solicitors were court appointed deputies in both financial and property affairs and personal welfare. She is also involved in the ongoing international personal injury claim. Media here.

Hilary accepts direct public access instructions in suitable cases.


Hilary Lennox is a barrister called to the Bar in Ireland, Northern Ireland and England & Wales.


Hilary speaks French, Spanish and Irish.


  • Criminal Bar Association
  • Chatham House
  • International Bar Association Human Rights Institute (IBAHRI)
  • Bar Human Rights Committee
  • Liberty
  • Extradition Lawyers Association
  • Family Bar Association